PHP uses the key values of the post array to create a variable with the same name and assign a value to the method _php tutorial

Source: Internet
Author: User

PHP uses the key values of the post array to create a variable with the same name and assign a value to the method


This example describes how PHP creates a variable with the same name and assigns a value using the key value of the post array. Share to everyone for your reference. Specific as follows:

This code can automatically create a variable with the same name based on the key value of the post array, which is very convenient to use without declaring the variable in advance

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$expected =array (' username ', ' age ', ' City ', ' Street ');

foreach ($expected as $key) {

if (!empty ($_post[$key])) {

${key}=$_post[$key];

}

else{

${key}=null;

}

}

?>

I hope this article is helpful to everyone's PHP programming.

http://www.bkjia.com/PHPjc/979232.html www.bkjia.com true http://www.bkjia.com/PHPjc/979232.html techarticle PHP uses the key value of the post array to create a variable with the same name and assign a value the example of this article describes how PHP uses the key value of the post array to create a variable with the same name and assign a value. Share to everyone for your reference ...

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